Products / Lucas #637 Elastomeric Aluminum Roof Coating SBS Modified

Lucas #637 is an SBS polymer-modified asphalt roof coating pigmented with 3 lb. per gallon of ASTM D962 leafing aluminum paste, in aromatic and aliphatic solvents, for asphalt, metal and modified bitumen roofs and as a surfacing for SBS modified bitumen. It is applied by brush, roller or spray at 1.5 to 2 gallons per 100 sq. ft. Typical properties printed are 61% solids by weight, 50% by volume, 325% elongation, initial reflectance 0.71, aged reflectance 0.60, emissivity 0.36 and SRI 72, and the data sheet references ASTM D2824 Type I. It is sold in 5 and 55 gallon containers. The printed product warranty is one year from the date of purchase.